Home / 223,020.80-307,628.72-132,312.52

Finding the Fourth Proportional to 223,020.80, 307,628.72 and 132,312.52

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Solution

The fourth proportional to 223,020.80, 307,628.72 and 132,312.52 is: 182,508.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,020.80 : 307,628.72 = 132,312.52 : x
  2. Step 2: Convert to fraction form
    223,020.80/307,628.72 = 132,312.52/x
  3. Step 3: Cross multiply
    223,020.80x = 307,628.72 × 132,312.52
  4. Step 4: Simplify right side
    223,020.80x = 40,703,131,167.57
  5. Step 5: Solve for x
    x = 40,703,131,167.57/223,020.80
  6. Step 6: Final answer
    x = 182,508.23

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.